def test_from_json_parses_json_string_and_generates_a_configuration_builder():
json_str = json.dumps({
'adapter': {
'module': 'adapter',
'class': 'Adapter',
'params': ['foo'],
'named_params': {
'foo': 'bar'
}
},
'ignore_tables': ['metainfo'],
'validations': {
'module': 'validations'
}
})
assert ConfigurationBuilder.from_json(json_str) == \
ConfigurationBuilder(
adapter_module='adapter', adapter_class='Adapter',
adapter_params=['foo'], adapter_named_params={'foo':'bar'},
ignore_tables=['metainfo'], validations_module='validations'
)
def _build(adapter_module='test.test_modules.adapter',
adapter_class='Adapter',
adapter_params=None,
adapter_named_params=None,
validations_module='test.test_modules.validations',
ignore_tables=None,
export_format='CLI'):
return ConfigurationBuilder(adapter_module=adapter_module,
adapter_class=adapter_class,
adapter_params=adapter_params or [],
adapter_named_params=adapter_named_params
or {},
validations_module=validations_module,
ignore_tables=ignore_tables or [],
export_format=export_format)
def test_merging_a_builder_to_an_empty_build_does_not_affect_it():
configuration_builder = ConfigurationBuilder()
assert configuration_builder == \
configuration_builder.merge(ConfigurationBuilder())
def test_from_json_raises_runtime_error_when_it_provides_an_invalid_json():
with pytest.raises(RuntimeError):
assert ConfigurationBuilder.from_json('')
def test_from_json_succeeds_even_with_an_empty_config():
json_str = json.dumps({})
assert ConfigurationBuilder.from_json(json_str) == ConfigurationBuilder()
def test_build_a_configuration(build_configuration_builder):
assert ConfigurationBuilder.build(build_configuration_builder())
def test_empty_builder_is_invalid():
assert ConfigurationBuilder().is_valid() is False